Zoetic International plc (LON:ZOE), the cannabidiol (CBD) and natural resources firm formerly known as Highlands Natural Resources, has appointed Paul Mendell as non-executive chairman.

Arkle Resources PLC (LON:ARK) has identified a new gold target at the Inishowen project in Co. Donegal.

Arc Minerals Ltd (LON:ARCM) said infill soil sampling at two new target areas in Zambia has confirmed a larger mineralised system.

Argo Blockchain PLC (LON:ARB) has swung to a maiden profit in its interim results following a strong upturn in crypto prices.

Mobile commerce company Bango PLC (LON:BGO) has seen a strong performance across the business in 2019.

KRM22 PLC (LON:KRM) reported “significant progress” in the first six months of the year, growing revenue and controlling costs. 

Rosslyn Data Technologies PLC (LON:RDT), the provider of a cloud-based enterprise data analytics platform, was cash generative in the year ended 30 April.

Bluejay Mining PLC (LON:JAY) has lodged its application to mine the Dundas ilmenite project in Greenland.

Block Energy PLC (LON:BLOE) has announced the appointment of William McAvock as the company’s new chief financial officer.

AFC Energy (LON:AFC), the hydrogen power company, said it will be attending the 2019 Solar and Storage Live event in Birmingham on the 17th to 19th of September. 

Biotech companies backer Arix Bioscience PLC (LON:ARIX) said one of its investment companies – Amplyx – has published positive results from a phase 2 study.

i3 Energy plc (LON:I3E) has announced the appointment of Linda Janice Beal as a non-executive director of the company with immediate effect.